Home / 919,632,024.45-1,379,448,036.68-819,862,834.05

Finding the Fourth Proportional to 919,632,024.45, 1,379,448,036.68 and 819,862,834.05

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Solution

The fourth proportional to 919,632,024.45, 1,379,448,036.68 and 819,862,834.05 is: 1,229,794,251.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,632,024.45 : 1,379,448,036.68 = 819,862,834.05 : x
  2. Step 2: Convert to fraction form
    919,632,024.45/1,379,448,036.68 = 819,862,834.05/x
  3. Step 3: Cross multiply
    919,632,024.45x = 1,379,448,036.68 × 819,862,834.05
  4. Step 4: Simplify right side
    919,632,024.45x = 1,130,958,176,773,073,792
  5. Step 5: Solve for x
    x = 1,130,958,176,773,073,792/919,632,024.45
  6. Step 6: Final answer
    x = 1,229,794,251.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.